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Reference:
Lidwell, W., Holden, K., & Butler, J. (2007). Universal Principles of Design. Educational Technology Research and Development, 55, 297–300. https://doi.org/10.1007/s11423-007-9036-7
Norman, D. (2014). The design of everyday things. In Choice Reviews Online (Vol. 51). https://doi.org/10.5860/choice.51-5559